XSS in Insert Pages Project

CVE-2021-24850

The Insert Pages WordPress plugin before 3.7.0 adds a shortcode that prints out other pages' content and custom fields. It can be used by users with a role as low as Contributor to perform Cross-Site Scripting attacks by storing the payload/s in another post's custom fields.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.006 (45.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2021-24850?
CVE-2021-24850 is a medium-severity vulnerability in Insert Pages Project, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2021-11-17.
How severe is CVE-2021-24850?
Medium severity. CVSS v3 base score is 5.4 out of 10.
Is CVE-2021-24850 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.